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arc-boutant - a buttress that stands apart from the main structure and connected to it by an arch flying buttress buttress, buttressing - a support usually of stone or brick; supports the wall of a building ...
boutant Type of support. An arc-boutant, or flying buttress, serves to sustain a vault, and is self-sustained by some strong wall or massive work. A pillar boutant is a large chain or jamb of stone, made to support a wall, terrace, or vault.
Flying buttress, or arc-boutant - a flying buttress is usually on a religious building, used to transmit the thrust of a vault across an intervening space (which might be an aisle, chapel or cloister), to a buttress outside the building.
In architecture, a flying buttress, or arc-boutant, is usually on a religious building, used to transmit the thrust of a vault across an intervening space (which might be an aisle, chapel or cloister), to a buttress outside the building.
Buttress : A masonry support branching from the sturdy piers and vertical Standing buttresses. Their role is to transfer the great weight of the vaulted roofs off to this more solid support of the firmly set abutments. In French: "arc boutant." ...
See also: Buttress, Flying buttress, Architecture, Arch, Vault
 
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